8.14113

(-)-Menthol

for synthesis

• Synonym(s): (-)-Menthol, 2-Isopropyl-5-methylcyclohexanol
• Empirical Formula (Hill Notation): C₁₀H₂₀O
• CAS Number: 2216-51-5
• Molecular Weight: 156.27
• MDL number: MFCD00062979
• UNSPSC Code: 12352104
• EC Index Number: 218-690-9
• NACRES: NA.22

Properties

• Quality Level: 200
• assay: ≥99.0% (GC)
• potency: 3300 mg/kg LD₅₀, oral (Rat); >5000 mg/kg LD₅₀, skin (Rabbit)
• bp: 216 °C/1013 hPa
• mp: 41-44 °C
• transition temp: flash point 101 °C
• solubility: 490 mg/L
• density: 0.890 g/cm³ at 20 °C
• bulk density: 450 kg/m³
• storage temp.: 2-30°C
• InChI: 1S/C10H20O/c1-7(2)9-5-4-8(3)6-10(9)11/h7-11H,4-6H2,1-3H3/t8-,9+,10-/m1/s1
• InChI key: NOOLISFMXDJSKH-KXUCPTDWSA-N

Description

Analysis Note

Assay (GC, area%): ≥ 99.0 % (a/a)
Melting range (lower value): ≥ 41 °C
Melting range (upper value): ≤ 44 °C
Spec. rotation [α²0/D (c=10 in ethanol): -50.0 - -48.0 °
Identity (IR): passes test

Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H315 - H319
• pcodes: P264 - P280 - P302 + P352 - P305 + P351 + P338 - P332 + P313 - P337 + P313
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2
• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 1
• flash_point_f: 201.2 °F - closed cup
• flash_point_c: 94 °C - closed cup